[dān xīn]
worry; feel anxious
All mothers fear for their children when they first leave home.
孩子初次出门， 母亲总要为之担心。
They are fearful of another business depression.
他们担心会再次发生商业萧条。
Don't worry about me; I'm very well.
别为我担心， 我很好。
His ill health has been a very anxious business.
他身体不好使人十分担心。